How severe is CVE-2023-35801?

CVE-2023-35801 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2023-35801 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-35801?

CVE-2023-35801 affects Safe Fme Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-35801?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-35801 published?

CVE-2023-35801 was published on 2023-06-23 and last updated on 2026-06-17.

CVE-2023-35801

CVE-2023-35801 is a high-severity vulnerability in Safe Fme Server with a CVSS 3.x base score of 8.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.

Key facts

Severity: High (CVSS 3.x base score 8.1)
EPSS exploit prediction: 1% (71st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Safe Fme Server
Published: 2023-06-23
Last modified: 2026-06-17

Description

A directory traversal vulnerability in Safe Software FME Server before 2022.2.5 allows an attacker to bypass validation when editing a network-based resource connection, resulting in the unauthorized reading and writing of arbitrary files. Successful exploitation requires an attacker to have access to a user account with write privileges. FME Flow 2023.0 is also a fixed version.

Frequently asked questions

What is CVE-2023-35801?: A directory traversal vulnerability in Safe Software FME Server before 2022.2.5 allows an attacker to bypass validation when editing a network-based resource connection, resulting in the unauthorized reading and writing of arbitrary files. Successful exploitation requires an attacker to have access to a user account with write privileges. FME Flow 2023.0 is also a fixed version.
How severe is CVE-2023-35801?: CVE-2023-35801 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2023-35801 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-35801?: CVE-2023-35801 affects Safe Fme Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-35801?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-35801 published?: CVE-2023-35801 was published on 2023-06-23 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:safe:fme_server:*:*:*:*:*:*:*:*

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